Home / 31,637.27-43,657.24-17,489

Finding the Fourth Proportional to 31,637.27, 43,657.24 and 17,489

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Solution

The fourth proportional to 31,637.27, 43,657.24 and 17,489 is: 24,133.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,637.27 : 43,657.24 = 17,489 : x
  2. Step 2: Convert to fraction form
    31,637.27/43,657.24 = 17,489/x
  3. Step 3: Cross multiply
    31,637.27x = 43,657.24 × 17,489
  4. Step 4: Simplify right side
    31,637.27x = 763,521,470.36
  5. Step 5: Solve for x
    x = 763,521,470.36/31,637.27
  6. Step 6: Final answer
    x = 24,133.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.